Courtyard by Marriott Nashville Airport. The newly renovated Courtyard Nashville Airport Hotel is located less than 2 miles from Nashville International Airport (BNA), offering complimentary airport shuttle service and convenient access to the city's most popular attractions like the Grand Ole Opry and area businesses.
Physical dependence on drugs is marked by growing tolerance of a drug's effects, so that increased amounts of the drug are needed to obtain the desired effect, and by the onset of withdrawal symptoms over periods of prolonged abstinence.hysical dependence on drugs is marked by growing tolerance of a drug's effects, so that increased amounts of the drug are needed to obtain the desired effect, and by the onset of withdrawal symptoms over periods of prolonged abstinence.
Recent scientific evidence finds that: 1  Chemical addiction is a brain disease. 2  Chemical dependence is a chronic, relapsing disease that requires changes in behavior for the individual. 3  Addiction treatment is as effective in reducing the symptoms of the disease as are most treatments for heart disease, asthma and diabetes.